Webster Essential Vocabulary

(Marvins-Underground-K-12) #1

refract(rif RAKT) vt. 1. to cause a ray of light to bend, as it does when passing
obliquely from one medium to another of different density; 2. to measure the
degree of bending of a ray of light



  • When white light refractsthrough a triangular prism, it separates into the
    colors of the rainbow.

  • An ophthalmologist or optometrist refractsone’s eyes to determine the
    proper curvature for corrective lenses.
    [-ed, -ing, -ion, n.]
    refute(rif YOOT) vt. 1. to prove to be wrong; 2. to prove incorrect by argument
    or evidence

  • Mr. Brown’s fingerprints and gloves, found at the scene of the crime, refute
    his contention that he was never there.

  • It is the defense attorney’s job to refutethe prosecutor’s case so that the
    defendant will be found not guilty.
    [-d, refuting, refutable adj., refutably adv.] [Syn. disprove]
    regale(ri GAYL) vt. 1. to entertain with a great feast; 2. to delight with some-
    thing enjoyable or amusing

  • The opulent party thrower regaledhis guests with champagne, caviar, and
    truffled pâté.

  • The audience at the Mayfair Theater last night was regaledby a confection
    of music and dance.
    [-d, regaling]
    regurgitate(ri GOER ji TAYT) vt. 1. to cause to flow backward, notably from
    the stomach to the mouth; 2. to give back information that has been only partially
    digested

  • Those who go to a party with an upset stomach are likely to regurgitateany
    and all refreshments they partake of.

  • Some teachers ask their students to regurgitatewhat they have learned on
    exams rather than to apply the knowledge in a meaningful way.
    [-d, regurgitating, regurgitation n.] [Syn. vomit]
    reiterate (ree IT er AYT) vt. to say or do again or repeatedly

  • If your mother has told you once, she’s reiteratedit 1,000 times: Keep your
    elbows off the table!

  • Those who have not learned the lessons of history are doomed to reiterate
    them.
    [-d, reiterating] [Syn. repeat]
    relapse(ree LAPS) vt. to slip or fall back into a former condition, disease, or bad
    habit, especially after improvement —n.the act of having a relapse or a recurrence

  • After years of successfully fighting her compulsion to gamble, Norma
    relapsedat the Kentucky Derby.

  • Just as Carlos seemed ready to be released from intensive care, he suffered
    a relapse.
    [-d, relapsing]


R: SAT Words 199

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